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Finding the Fourth Proportional to 282,294.36, 389,564.64 and 153,235.44

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Solution

The fourth proportional to 282,294.36, 389,564.64 and 153,235.44 is: 211,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,294.36 : 389,564.64 = 153,235.44 : x
  2. Step 2: Convert to fraction form
    282,294.36/389,564.64 = 153,235.44/x
  3. Step 3: Cross multiply
    282,294.36x = 389,564.64 × 153,235.44
  4. Step 4: Simplify right side
    282,294.36x = 59,695,109,018.84
  5. Step 5: Solve for x
    x = 59,695,109,018.84/282,294.36
  6. Step 6: Final answer
    x = 211,464.05

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